Inner sleeve of a net plug



FIG. 1 is a perspective view showing an inner sleeve of a net plug of my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a rear elevational view thereof; and,

FIG. 8 is a perspective view showing a use state therefor.

The broken lines showing the net plug are included for the purpose of illustrating environmental structure only and form no part of the claimed design. 

The ornamental design for an inner sleeve of a net plug, as shown and as described. 